Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1528721
| WA | Benton | Columbia River at Tricities | 2018 |
17020016
| Upper Columbia-Priest Rapids | established |
1526325
| WA | Benton | Yakima River at Prosser Pool | 2018 |
17030003
| Lower Yakima | established |
1525120
| WA | Benton | Yakima River at Prosser Pool | 2018 |
17030003
| Lower Yakima | established |
1527532
| WA | Benton | Yakima River between Prosser and Horn Rapids | 2018 |
17030003
| Lower Yakima | established |
1526328
| WA | Benton | Yakima River between Prosser and Horn Rapids | 2018 |
17030003
| Lower Yakima | established |
1525123
| WA | Benton | Yakima River between Prosser and Horn Rapids | 2018 |
17030003
| Lower Yakima | established |
1525124
| WA | Benton | Yakima River downstream of Horn Rapids Dam | 2018 |
17030003
| Lower Yakima | established |
1526331
| WA | Chelan | Columbia River at Entiat Lake | 2018 |
17020010
| Upper Columbia-Entiat | established |
1525126
| WA | Chelan | Columbia River at Entiat Lake | 2018 |
17020010
| Upper Columbia-Entiat | established |
1526353
| WA | Pierce | Muck Lake | 2018 |
17110015
| Nisqually | established |
1525150
| WA | Spokane | Long Lake (Reservoir) | 2018 |
17010307
| Lower Spokane | established |
1527564
| WA | Whatcom | Silver Lake | 2018 |
17110004
| Nooksack | established |